It is useful, but not necessary, but it provides a broader way for your future work and further study. There are not a few architects who don't understand parameterization. After all, many skills are not overwhelming.

The training course is a very short basic teaching. If the economy is not a problem, it is also useful to sign up for a class. However, mastering parameterization is by no means a matter of ten days and a half months, which requires your actual use and specific project design attempts. It has been five or six years since parameterization was first introduced to China in 2008. It can only be said that rhinoceros and gh have been mastered, and many other things are still half-understood.

Come on, it's up to you.